Don't cheap out, quality product, proper installation = great results Van are super loud. Its a significant amount of work to properly and effectively reduce noise in a van. Several ways to do this depending on budget and build out. We cover some of the most simple ways to do this. Its start first using the right product. To get maximum results you must use both a sound deadener and insulation. We use 10-20% more material compared to most in a van. Just sound deadener alone